🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.37 AU - 1.61 AU

Year: 642 Days

Day: 21.1 Hours

Environment

Temp: -16 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,509,026 km

• M1: 237,561 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.53 AU - 1.83 AU

Year: 769 Days

Day: 39.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.9 AU - 3.08 AU

Year: 1387 Days

Day: 20.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.04 AU - 4.08 AU

Year: 2372 Days

Day: 15.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.1

Radius: 12.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.14 AU - 8.3 AU

Year: 6151 Days

Day: 12.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,509,026 km

• M1: 153,188 km (0.103 R)
• M2: 678,726 km (0.046 R)
• M3: 1,104,182 km (0.091 R)
• M4: 1,670,559 km (0.047 R)
• M5: 2,097,063 km (0.108 R)
• M6: 2,790,748 km (0.07 R)
• M7: 4,421,963 km (0.116 R)
• M8: 5,492,336 km (0.099 R)
• M9: 7,013,597 km (0.089 R)
• M10: 9,316,058 km (0.064 R)
• M11: 12,167,244 km (0.107 R)
• M12: 12,592,850 km (0.066 R)
• M13: 13,837,354 km (0.106 R)
• M14: 15,456,901 km (0.108 R)
• M15: 16,363,913 km (0.038 R)
• M16: 18,450,354 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.9

Radius: 8.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.4 AU - 8.2 AU

Year: 6964 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,509,026 km

• M1: 103,372 km (0.095 R)
• M2: 398,080 km (0.041 R)
• M3: 741,856 km (0.092 R)
• M4: 1,707,360 km (0.117 R)
• M5: 2,067,293 km (0.103 R)
• M6: 2,994,351 km (0.072 R)
• M7: 4,931,943 km (0.1 R)
• M8: 5,290,828 km (0.066 R)
• M9: 5,918,092 km (0.039 R)
• M10: 7,158,109 km (0.111 R)
• M11: 9,505,000 km (0.026 R)
• M12: 12,229,327 km (0.042 R)
• M13: 13,769,437 km (0.101 R)
• M14: 14,072,073 km (0.072 R)
• M15: 15,597,523 km (0.091 R)
• M16: 16,598,033 km (0.084 R)
• M17: 17,581,639 km (0.086 R)
• M18: 19,098,113 km (0.104 R)
• M19: 22,181,624 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677

Radius: 3.1

Gravity: 70.45 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 11.03 AU - 17.19 AU

Year: 18715 Days

Day: 20.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 132 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,509,026 km

• M1: 38,596 km (0.107 R)
• M2: 250,427 km (0.058 R)
• M3: 779,106 km (0.058 R)
• M4: 908,807 km (0.051 R)
• M5: 1,402,480 km (0.075 R)
• M6: 2,218,536 km (0.08 R)
• M7: 2,503,371 km (0.099 R)
• M8: 2,886,940 km (0.084 R)
• M9: 3,092,786 km (0.104 R)
• M10: 3,860,223 km (0.103 R)
• M11: 4,304,380 km (0.119 R)
• M12: 4,676,729 km (0.093 R)
• M13: 4,817,201 km (0.049 R)
• M14: 5,069,872 km (0.11 R)
• M15: 5,601,842 km (0.086 R)
• M16: 6,045,100 km (0.12 R)
• M17: 6,554,780 km (0.041 R)
• M18: 8,722,154 km (0.108 R)
• M19: 9,097,346 km (0.09 R)
• M20: 9,206,552 km (0.071 R)
• M21: 12,030,212 km (0.065 R)
• M22: 13,744,155 km (0.107 R)
• M23: 17,060,740 km (0.119 R)
• M24: 20,217,554 km (0.077 R)
• M25: 20,497,003 km (0.099 R)
• M26: 22,525,251 km (0.116 R)
• M27: 22,825,643 km (0.099 R)
• M28: 26,196,382 km (0.103 R)
• M29: 28,230,764 km (0.098 R)
• M30: 29,405,257 km (0.097 R)
• M31: 36,041,418 km (0.072 R)
• M32: 38,695,135 km (0.115 R)
• M33: 40,584,107 km (0.119 R)
• M34: 43,299,608 km (0.075 R)
• M35: 45,813,002 km (0.11 R)
• M36: 51,128,064 km (0.114 R)
• M37: 55,737,623 km (0.071 R)
• M38: 58,330,753 km (0.07 R)
• M39: 64,557,316 km (0.089 R)
• M40: 71,858,739 km (0.069 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 18,574 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit